Scrub ansi from test output and stderr (#19)

* scrub ansi from test output and stderr

* fix test case

__tests__/renderer.test.ts

@@ -271,4 +271,36 @@ describe('renderer', () => {
 
  expect($('summary:contains(🖨️ Output)')).toHaveLength(0)
  })
+
+ it('scrubs ansi from stderr', async () => {
+ const renderer = await getRenderer()
+ const placeholder = 'no-ansi-please'
+ renderer.stderr = `\u001b[31m${placeholder}\u001b[0m`
+ await renderer.writeSummary()
+ const $ = await loadSummaryHTML()
+
+ expect($(`details:contains(${placeholder})`)).toHaveLength(1)
+ $(`details:contains(${placeholder})`).each((_, el) => {
+ const text = $(el).text()
+ if (text.includes(placeholder)) {
+ expect(text).not.toContain('\u001b')
+ }
+ })
+ })
+
+ it('scrubs ansi from test output', async () => {
+ const renderer = await getRenderer()
+ const placeholder = 'no-ansi-please'
+ renderer.packageResults[1].events[0].output = `\u001b[31m${placeholder}\u001b[0m`
+ await renderer.writeSummary()
+ const $ = await loadSummaryHTML()
+
+ expect($(`details:contains(${placeholder})`)).toHaveLength(1)
+ $(`details:contains(${placeholder})`).each((_, el) => {
+ const text = $(el).text()
+ if (text.includes(placeholder)) {
+ expect(text).not.toContain('\u001b')
+ }
+ })
+ })
 })

package.json

@@ -1,6 +1,6 @@
 {
  "name": "go-test-action",
- "version": "0.4.1",
+ "version": "0.5.0",
  "description": "GitHub Action to run go tests with rich summary output and annotations.",
  "main": "dist/index.js",
  "scripts": {

src/renderer.ts

@@ -191,7 +191,7 @@ class Renderer {
 
  if (!this.omit.has(OmitOption.PackageOutput)) {
  details += `<details><summary>🖨️ Output</summary><pre><code>${
- packageResult.output() || '(none)'
+ this.scrubAnsi(packageResult.output()) || '(none)'
  }</code></pre></details>`
  }
 
@@ -275,11 +275,15 @@ ${pieData}
 <summary>🚨 Standard Error Output</summary>
 
 \`\`\`
-${this.stderr}
+${this.scrubAnsi(this.stderr)}
 \`\`\`
 
 </details>`
  }
+
+ private scrubAnsi(input: string): string {
+ return input.replace(/\x1b\[[0-9;]*[a-zA-Z]/g, '')
+ }
 }
 
 export default Renderer